Home / 378,561.03-568,094.06-196,359.76

Finding the Fourth Proportional to 378,561.03, 568,094.06 and 196,359.76

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Solution

The fourth proportional to 378,561.03, 568,094.06 and 196,359.76 is: 294,670.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,561.03 : 568,094.06 = 196,359.76 : x
  2. Step 2: Convert to fraction form
    378,561.03/568,094.06 = 196,359.76/x
  3. Step 3: Cross multiply
    378,561.03x = 568,094.06 × 196,359.76
  4. Step 4: Simplify right side
    378,561.03x = 111,550,811,284.51
  5. Step 5: Solve for x
    x = 111,550,811,284.51/378,561.03
  6. Step 6: Final answer
    x = 294,670.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.